fix(FadeInOut): Now based on duration and framerate independent

Assets/Mirror/Examples/AdditiveLevels/Scenes/MirrorAdditiveLevelsOffline.unity

@@ -13,7 +13,7 @@ OcclusionCullingSettings:
 --- !u!104 &2
 RenderSettings:
   m_ObjectHideFlags: 0
-  serializedVersion: 9
+  serializedVersion: 10
   m_Fog: 0
   m_FogColor: {r: 0.5, g: 0.5, b: 0.5, a: 1}
   m_FogMode: 3
@@ -44,7 +44,6 @@ RenderSettings:
 LightmapSettings:
   m_ObjectHideFlags: 0
   serializedVersion: 12
-  m_GIWorkflowMode: 1
   m_GISettings:
     serializedVersion: 2
     m_BounceScale: 1
@@ -67,9 +66,6 @@ LightmapSettings:
     m_LightmapParameters: {fileID: 0}
     m_LightmapsBakeMode: 1
     m_TextureCompression: 1
-    m_FinalGather: 0
-    m_FinalGatherFiltering: 1
-    m_FinalGatherRayCount: 256
     m_ReflectionCompression: 2
     m_MixedBakeMode: 2
     m_BakeBackend: 1
@@ -104,7 +100,7 @@ NavMeshSettings:
   serializedVersion: 2
   m_ObjectHideFlags: 0
   m_BuildSettings:
-    serializedVersion: 2
+    serializedVersion: 3
     agentTypeID: 0
     agentRadius: 0.5
     agentHeight: 2
@@ -117,7 +113,7 @@ NavMeshSettings:
     cellSize: 0.16666667
     manualTileSize: 0
     tileSize: 256
-    accuratePlacement: 0
+    buildHeightMesh: 0
     maxJobWorkers: 0
     preserveTilesOutsideBounds: 0
     debug:
@@ -154,9 +150,17 @@ Camera:
   m_projectionMatrixMode: 1
   m_GateFitMode: 2
   m_FOVAxisMode: 0
+  m_Iso: 200
+  m_ShutterSpeed: 0.005
+  m_Aperture: 16
+  m_FocusDistance: 10
+  m_FocalLength: 50
+  m_BladeCount: 5
+  m_Curvature: {x: 2, y: 11}
+  m_BarrelClipping: 0.25
+  m_Anamorphism: 0
   m_SensorSize: {x: 36, y: 24}
   m_LensShift: {x: 0, y: 0}
-  m_FocalLength: 50
   m_NormalizedViewPortRect:
     serializedVersion: 2
     x: 0
@@ -190,13 +194,13 @@ Transform:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 185921126}
+  serializedVersion: 2
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
   m_LocalPosition: {x: 0, y: 1, z: -10}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_ConstrainProportionsScale: 0
   m_Children: []
   m_Father: {fileID: 0}
-  m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &1040404844
 GameObject:
@@ -267,7 +271,6 @@ RectTransform:
   m_ConstrainProportionsScale: 0
   m_Children: []
   m_Father: {fileID: 1300359894}
-  m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0}
   m_AnchorMax: {x: 1, y: 1}
@@ -333,7 +336,7 @@ MonoBehaviour:
   MaxRetransmit: 40
   MaximizeSocketBuffers: 1
   ReliableMaxMessageSize: 297433
-  UnreliableMaxMessageSize: 1195
+  UnreliableMaxMessageSize: 1194
   debugLog: 0
   statisticsGUI: 0
   statisticsLog: 0
@@ -351,9 +354,11 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   dontDestroyOnLoad: 1
   runInBackground: 1
-  autoStartServerBuild: 1
+  headlessStartMode: 1
-  autoConnectClientBuild: 0
+  editorAutoStart: 0
   sendRate: 30
+  autoStartServerBuild: 0
+  autoConnectClientBuild: 0
   offlineScene: Assets/Mirror/Examples/AdditiveLevels/Scenes/MirrorAdditiveLevelsOffline.unity
   onlineScene: Assets/Mirror/Examples/AdditiveLevels/Scenes/MirrorAdditiveLevelsOnline.unity
   transport: {fileID: 1074858615}
@@ -362,8 +367,7 @@ MonoBehaviour:
   disconnectInactiveConnections: 0
   disconnectInactiveTimeout: 60
   authenticator: {fileID: 0}
-  playerPrefab: {fileID: 7619140271685878370, guid: 9f0094c1325091d42a558274b947221f,
+  playerPrefab: {fileID: 7619140271685878370, guid: 9f0094c1325091d42a558274b947221f, type: 3}
-    type: 3}
   autoCreatePlayer: 0
   playerSpawnMethod: 1
   spawnPrefabs: []
@@ -379,7 +383,8 @@ MonoBehaviour:
     dynamicAdjustment: 1
     dynamicAdjustmentTolerance: 1
     deliveryTimeEmaDuration: 2
-  connectionQualityInterval: 3
+  evaluationMethod: 0
+  evaluationInterval: 3
   timeInterpolationGui: 0
   additiveScenes:
   - Assets/Mirror/Examples/AdditiveLevels/Scenes/MirrorAdditiveLevelsSubLevel1.unity
@@ -392,6 +397,7 @@ Transform:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 1074858613}
+  serializedVersion: 2
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
@@ -399,7 +405,6 @@ Transform:
   m_Children:
   - {fileID: 1300359894}
   m_Father: {fileID: 0}
-  m_RootOrder: 1
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1074858618
 MonoBehaviour:
@@ -444,9 +449,9 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 363a8867bb9c7b845a73233566df8c1e, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  fadeImage: {fileID: 1040404845}
+  panelImage: {fileID: 0}
-  fadeColor: {r: 0, g: 0, b: 0, a: 1}
+  fadeInTime: 2
-  stepRate: 2
+  fadeOutTime: 2
 --- !u!114 &1300359892
 MonoBehaviour:
   m_ObjectHideFlags: 0
@@ -487,7 +492,9 @@ Canvas:
   m_OverrideSorting: 0
   m_OverridePixelPerfect: 0
   m_SortingBucketNormalizedSize: 0
+  m_VertexColorAlwaysGammaSpace: 0
   m_AdditionalShaderChannelsFlag: 0
+  m_UpdateRectTransformForStandalone: 0
   m_SortingLayerID: 0
   m_SortingOrder: 0
   m_TargetDisplay: 0
@@ -505,10 +512,15 @@ RectTransform:
   m_Children:
   - {fileID: 1040404847}
   m_Father: {fileID: 1074858617}
-  m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0}
   m_AnchorMax: {x: 0, y: 0}
   m_AnchoredPosition: {x: 0, y: 0}
   m_SizeDelta: {x: 0, y: 0}
   m_Pivot: {x: 0, y: 0}
+--- !u!1660057539 &9223372036854775807
+SceneRoots:
+  m_ObjectHideFlags: 0
+  m_Roots:
+  - {fileID: 185921129}
+  - {fileID: 1074858617}

Assets/Mirror/Examples/AdditiveLevels/Scripts/FadeInOut.cs

@@ -6,66 +6,72 @@ namespace Mirror.Examples.AdditiveLevels
 {
     public class FadeInOut : MonoBehaviour
     {
-        // set these in the inspector
+        [Header("Components")]
-        [Tooltip("Reference to Image component on child panel")]
+        [SerializeField] Image panelImage;
-        public Image fadeImage;
 
-        [Tooltip("Color to use during scene transition")]
+        [Header("Settings")]
-        public Color fadeColor = Color.black;
+        [SerializeField, Range(1, 10)]
+        [Tooltip("Time in seconds to fade in")]
+        byte fadeInTime = 2;
 
-        [Range(1, 100), Tooltip("Rate of fade in / out: higher is faster")]
+        [SerializeField, Range(1, 10)]
-        public byte stepRate = 2;
+        [Tooltip("Time in seconds to fade out")]
+        byte fadeOutTime = 2;
 
-        float step;
+        bool isFading;
 
         void OnValidate()
         {
-            if (fadeImage == null)
+            if (panelImage == null)
-                fadeImage = GetComponentInChildren<Image>();
+                panelImage = GetComponentInChildren<Image>();
+
+            fadeInTime = (byte)Mathf.Max(fadeInTime, 1);
+            fadeOutTime = (byte)Mathf.Max(fadeOutTime, 1);
         }
 
-        void Start()
+        public float GetFadeInTime() => fadeInTime + Time.fixedDeltaTime;
-        {
-            // Convert user-friendly setting value to working value
-            step = stepRate * 0.001f;
-        }
-
-        /// <summary>
-        /// Calculates FadeIn / FadeOut time.
-        /// </summary>
-        /// <returns>Duration in seconds</returns>
-        public float GetDuration()
-        {
-            float frames = 1 / step;
-            float frameRate = Time.deltaTime;
-            float duration = frames * frameRate * 0.1f;
-            return duration;
-        }
 
         public IEnumerator FadeIn()
         {
-            float alpha = fadeImage.color.a;
+            //Debug.Log($"FadeIn {isFading}");
+            yield return FadeImage(0f, 1f, fadeInTime);
+        }
 
-            while (alpha < 1)
+        public float GetFadeOutTime() => fadeOutTime + Time.fixedDeltaTime;
-            {
-                yield return null;
-                alpha += step;
-                fadeColor.a = alpha;
-                fadeImage.color = fadeColor;
-            }
-        }
 
         public IEnumerator FadeOut()
         {
-            float alpha = fadeImage.color.a;
+            //Debug.Log($"FadeOut {isFading}");
-
+            yield return FadeImage(1f, 0f, fadeOutTime);
-            while (alpha > 0)
-            {
-                yield return null;
-                alpha -= step;
-                fadeColor.a = alpha;
-                fadeImage.color = fadeColor;
         }
+
+        private IEnumerator FadeImage(float startAlpha, float endAlpha, float duration)
+        {
+            if (panelImage == null) yield break;
+
+            if (isFading) yield break;
+
+            // Short circuit if the alpha is already at endAlpha
+            Color color = panelImage.color;
+            if (Mathf.Approximately(color.a, endAlpha)) yield break;
+
+            isFading = true;
+
+            float elapsedTime = 0f;
+            float fixedDeltaTime = Time.fixedDeltaTime;
+
+            while (elapsedTime < duration)
+            {
+                elapsedTime += fixedDeltaTime;
+                float alpha = Mathf.Lerp(startAlpha, endAlpha, elapsedTime / duration);
+                panelImage.color = new Color(color.r, color.g, color.b, alpha);
+                yield return new WaitForFixedUpdate();
+            }
+
+            // Ensure the final alpha value is set
+            panelImage.color = new Color(color.r, color.g, color.b, endAlpha);
+
+            isFading = false;
         }
     }
 }

Assets/Mirror/Examples/AdditiveLevels/Scripts/Portal.cs

@@ -45,7 +45,7 @@ void OnTriggerEnter(Collider other)
         {
             if (!(other is CapsuleCollider)) return; // ignore CharacterController colliders
 
-            Debug.Log($"Portal.OnTriggerEnter {other}");
+            //Debug.Log($"Portal.OnTriggerEnter {other}");
             // tag check in case you didn't set up the layers and matrix as noted above
             if (!other.CompareTag("Player")) return;
 
@@ -68,8 +68,8 @@ IEnumerator SendPlayerToNewScene(GameObject player)
                 // Tell client to unload previous subscene with custom handling (see NetworkManager::OnClientChangeScene).
                 conn.Send(new SceneMessage { sceneName = gameObject.scene.path, sceneOperation = SceneOperation.UnloadAdditive, customHandling = true });
 
-                // wait for fader to complete
+                // wait for fader to complete.
-                yield return new WaitForSeconds(AdditiveLevelsNetworkManager.singleton.fadeInOut.GetDuration());
+                yield return new WaitForSeconds(AdditiveLevelsNetworkManager.singleton.fadeInOut.GetFadeInTime());
 
                 // Remove player after fader has completed
                 NetworkServer.RemovePlayerForConnection(conn, RemovePlayerOptions.Unspawn);